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UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED EQUITY (USD $) In Millions, unless otherwise specified | Total | Accumulated Other Comprehensive Income (Loss) [Member] | Noncontrolling Interests [Member] | Limited Partners [Member]
--- | --- | --- | --- | ---
Balance at Dec. 31, 2012 | $ 13,296.0 | $ (370.4) | $ 108.3 | $ 13,558.1
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Net income | 755.3 | 0 | 1.8 | 753.5
Cash distributions paid to limited partners | (577.6) | 0 | 0 | (577.6)
Cash distributions paid to noncontrolling interests | (2.4) | 0 | (2.4) | 0
Net cash proceeds from the issuance of common units | 554.1 | 0 | 0 | 554.1
Amortization of fair value of equity-based awards | 17.1 | 0 | 0 | 17.1
Cash flow hedges | (27.7) | (27.7) | 0 | 0
Other | (24.6) | 0 | 0 | (24.6)
Balance at Mar. 31, 2013 | 13,990.2 | (398.1) | 107.7 | 14,280.6
Balance at Dec. 31, 2013 | 15,440.4 | (359.0) | 225.6 | 15,573.8
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Net income | 806.7 | 0 | 7.9 | 798.8
Cash distributions paid to limited partners | (639.2) | 0 | 0 | (639.2)
Cash distributions paid to noncontrolling interests | (8.0) | 0 | (8.0) | 0
Net cash proceeds from the issuance of common units | 83.0 | 0 | 0 | 83.0
Amortization of fair value of equity-based awards | 17.4 | 0 | 0 | 17.4
Cash flow hedges | 14.7 | 14.7 | 0 | 0
Other | (53.0) | 0 | (2.4) | (50.6)
Balance at Mar. 31, 2014 | $ 15,662.0 | $ (344.3) | $ 223.1 | $ 15,783.2

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- Definition Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 + Details
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- Definition Total distributions to each class of partners (i.e., general, limited and preferred partners). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 + Details
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- Definition Total change in each class of partners' capital accounts during the year due to the sale of units. All partners include general, limited and preferred partners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 + Details
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